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Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China Nat Offshore Oil Corp and CNOOC Tianjin Branch have applied Chinese patent for Quantitative Evaluation Method for Transverse Plugging Property of Fault of Multilayer Sandstone Reservoir. Jiang Yi, He Yifan, Li Yanlai, Zheng Xu, Wang Gang, Han Jianbin, Wang Pengfei, Shen Chunsheng, Yang Qing and Chen Ming..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Intercontinental Strait Energy Tech Co Ltd and Intercontinental Strait Energy Tech Beijing Co Ltd have submitted a patent application for Drilling Geomechanical Modeling Method and Device Based on Multi-well Mapping. This invention was developed by Gong Xiangmin, Zhao Wenbin, Li Zhibin, Cui Yun, Zhong Wenjian,..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity have sought patent for Advanced Reservoir Cover Layer Identification Method and Device in Carbon Dioxide Geological Modeling. This invention was developed by Jing Tieya, Yin Long, Zhao Wentao, Liu Zhiwen, Zhang Jian, Li Yichao, Zhong ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has submitted a patent application for Carbonate Rock Sedimentary Ancient Landform Recovery Method and Device. This invention was developed by He Puwei, Xu Wei, Liu Yun and Zeng Yunxian.
The patent application number is CN20241122136 20240729. The patent publication number is CN121432588 (A). Inter..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, Beijing has sought patent for Prediction Method, Device and Equipment for Ancient Coastal Sand Dam and Medium. This invention was developed by Wang Junhui, Li Yonglin, Chen Jinlin, Wu Yang, Dai Zhengming and Ma Jinhao.
The patent application number is CN202511316358 20250915. Th..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China National Petroleum and Cnpc Xibu Drilling Eng Co Ltd have submitted a patent application for Underground Magnetic Distance Measurement Detection Method, System and Equipment and Storage Medium. This invention was developed by Zhang Dong, Yi Ming, Li Fuqiang, Chen Gang, Xie Tianya, Gu Hao and Chen Kunlin...
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, Beijing has submitted a patent application for High-precision True Three-dimensional Hydraulic Fracturing Fracture Network Intelligent Reconstruction Method and Device. This invention was developed by Wang Jianguo, Yang Ke, Tian Leng, Liu Tianyong, Zhang Changsheng and Wang Zhixi..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, Beijing has sought patent for Rock Subcritical Crack Propagation Experimental Device, System and Method. This invention was developed by Zhang Yazhou, Kim Yeon and Lu Yunhu.
The patent application number is CN202511627620 20251107. The patent publication number is CN121431212 (A..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Aoyier (Tianjin) Technology Development has submitted a patent application for Offshore Oil Platform Equipment Monitoring Method, Device, Equipment and Medium. This invention was developed by Zou Quan, Li Youshuang, Li Yazhou, Jia Shangpeng and Huang Zhipeng.
The patent application number is CN202511267797 ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, East China has submitted a patent application for Static Turbulence Piece Imitating Whale Fin and Enhanced Heat Exchange Tube. This invention was developed by Meng Huibo, Li Deao, Jiang Wenchun, Qi Yuanda and Zhou Yi.
The patent application number is CN202511989378 20251226. The..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Wiscodri Wugang Eng Co Ltd has applied Chinese patent for Heat Accumulating Type Gas Mixing Boiler for Sintering Flue Gas Circulation and Flue Gas Circulation System. Wang Tao, Wang Jing, Zhou Cheng and Zhang Hongwei developed it.
The patent application number is CN202511769254 20251128. The patent publicat..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Zhongmei Huaxia Shanxi New Mat Co Ltd has submitted a patent application for Production Device of Magnesium-based Hydrogen Storage Material. This invention was developed by Xue Yanqing, Lee Wookbong, Geng Tongkan, Li Jingyu and Geng Wantong.
The patent application number is CN202511489200 20251017. The pate..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Dongguan Thermal Industrial Smelting Furnace Equipment Mfg Co Ltd has submitted a patent application for Energy-saving Gas Crucible Furnace and Using Method Thereof. Zha Xiao developed the invention.
The patent application number is CN202511581371 20251031. The patent publication number is CN121430325 (A). ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Sinoma Energy Conservation has submitted a patent application for Layered Oil Station Conduction Oil Integration System. Wang Jiajie, Zhang Guoping, Tao Junpu, Zou Junhui, Zhang Fubin, Xie Hua, Han Yaping, Ji Lina, Ding Hui, Ding Kaixiang, Sun Zhiqiang, Dong Haoran, Fang Song and Xiao Meng developed the invent..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Inner Mongolia Lyuqing Tech Co Ltd has applied Chinese patent for Leakage Protection Method and Device for Alkaline Water Electrolysis Hydrogen Production System. Chen Renfeng, Miao Chengzhi, Zheng Tianwen, Li Xiaolong and Li Hang developed it.
The patent application number is CN202511674058 20251114. The p..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has submitted a patent application for Acid Gas Compressor Fault Diagnosis and Analysis System and Method Based on Vibration Monitoring. Jia Changqing, Lan Yunxia, Song Xiaojian, Yang Lin, Luo Xiaojun, Wu Wenyan, Li Hong, Zhao Yun, Li Qiang, Liu Peitao, Han Rongxue, Xu Wanchuan, Lin Wanzhou and Cui ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Shaanxi Yanchang Petroleum Balasu Coal Industry and Ccteg Coal Mining Research Institute patent application for Roadway Reinforcing and Supporting Device. This invention was developed by Wang Wenzhong, Bai Junjie, Lu Jianping, Li Ruiyang, Zhou Hao and Lu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, East China has sought patent for Drilling Fluid Hoisting and Filling Volume Calculation Method Based on Control of Oil and Gas Channeling Speed to be Zero. This invention was developed by Sun Baojiang, Shao Guanghao, Yin Bangtang, Xin Guizhen and Zhang Mengjun.
The patent applic..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received China National Petroleum and CNPC Engineering Tech R & D Co Ltd patent application for Salt Cavern Complex Multi-cavity Gas Injection Brine Discharging Method and System. Guan Yueyang, Ban Fansheng, Wang Xiangyang, Fu Pan, Liu Tian'en, Zhuang Xiaoqian, D..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Sichuan Energy Invest Oil and Gas Exploration and Development Co Ltd, Sichuan Energy Invest Tianfu Oil and Gas Exploration and Development Co Ltd and Chongqing Inst Geology & Mineral Resources have filed a patent application for Bionic Fracture Network Fracturing Device for Low-permeability Coal Seam. This inv..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Northwestern Polytechnical University has submitted a patent application for Subcritical/supercritical Fuel Rotational Flow Oil Supply Type Combustor and Gas-oil Rotational Mixing Method. This invention was developed by Fan Wei, Liu Penghui, Shi Pengyu, Xiao Qiang, Sha Yu, Zhang Qibin, Wang Ke, Jiang Yuguang a..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published China National Petroleum, CNPC Engineering Tech R & D Co Ltd and CNPC Jianghan Machinery Res Institute Co Ltd patent application for Underground Coal Gasification Ignition Device and Method. The invention was developed by Wu Jing, Hao Jun, Zhang Youjun,..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Long Zheng Environmental Prot Co Ltd has submitted a patent application for Natural Gas Boiler Flue Gas Waste Heat Deep Recovery and Condensate Water Treatment Process. Yang Chuanshuai, Lan Qiang and Wu Kangsong developed the invention.
The patent application number is CN202511530530 20251024. The patent pu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published PetroChina patent application for Nozzle Structure of Turbulent Burner and Turbulent Burner. The invention was developed by Liu Junqiang, Wu Shufeng, Feng Xiaotong, Shen Cong, Wang Yubin, Tang Zhonghua, Jia Yuanyuan, Liu Xingyu, Zhang Peng and Pu Xin.
..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received Shenzhen Zhiling Haijie Tech Co Ltd patent application for Application Method of Crude Oil Drag Reducer and Crude Oil Drag Reducer. Deng Jie developed the invention.
The patent application number is CN202511594703 20251103. The patent publication numb..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China Petroleum Eng & Constr Corp and China National Petroleum have sought patent for Safe Production System and Method for Liquid Ammonia Pipeline. This invention was developed by Chen Junwen, Tang Xiaoyong, Wu Qiong, Feng Qi, Zhang Yuming and Zhou Yin.
The patent application number is CN20241127544 202407..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China North Engine Res Institute has submitted a patent application for Hydrogen Storage System Control Method Based on Single-cylinder Hydrogen State. Dong Jiangfeng, Bai Wei, Han Yuetong, Cao Jing, Chai Hua, Zhang Zhengzheng, Liu Ying, Xu Guanghui and Wu Bo developed the invention.
The patent application ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Chongqing New Energy Storage Material and Equipment Res Institute has submitted a patent application for Sealed Constant-volume Transfer Device for Magnesium-based Solid Hydrogen Storage Forming Body. This invention was developed by Ding Chao, Chen Yuan, Zhou Xiang, Lu Yangfan, Xue Hansong, Wang Jingfeng and P..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received China National Petroleum and CNPC Xibu Drilling Eng Co Ltd patent application for Multi-stage Throttling Device and Throttling Method. Niu Zhanshan, Zha Zhentang, Song Zhitong, Mi Hongxue, Feng Jiajia, Jiang Wu, Wei Liang, Xu Xiangkun and Tian Haibo deve..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received PetroChina patent application for Method for Improving Recovery Rate of Thick Oil in Middle and Later Periods. Zhao Rui, Wang Qing, Shang Ce, Luo Chihui, Gan Shanshan, Shi Xiaorong, Liu Jia and Yan Yonghe developed the invention.
The patent application ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has applied Chinese patent for Multi-layer-section Layered Water Injection Stratum Environment Simulation Platform. Jia Deli, Pei Xiaohan, Wang Quanbin, Liao Chenglong, Sun Fuchao, Hao Zhongxian, Su Jian and Liu He developed it.
The patent application number is CN20241123561 20240729. The patent pu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received PetroChina patent application for Integrated Wireless Communication Layered Water Injection Method and System. Jia Deli, Yang Qinghai, Liu He, Pei Xiaohan, Wang Quanbin, Liao Chenglong and Fu Tao developed the invention.
The patent application number is..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received PetroChina patent application for Self-adaptive Throttling Device. Luo Yingsheng, Zhang Xiaofang, Zhang Yidan, Deng Wu, Jiang Yuan and Yin Qiang developed the invention.
The patent application number is CN20241135937 20240730. The patent publication num..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Shaanxi Chengman Petroleum Tech Co Ltd has sought patent for Yield Increasing Process for Promoting Rapid Analysis of Coalbed Methane Through High Pressure. This invention was developed by Yang Zhengkai, Wu Fengyun, Li Nengzhen, Zhang Yuanxiang, Zhang Yuncheng, Liu Jie and Liu Xiao.
The patent application n..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China National Petroleum and CNPC Xibu Drilling Eng Co Ltd have submitted a patent application for Remote Control Well Cementation Cement Head and Working Method Thereof. This invention was developed by Yang Jixiang, Zheng Tao, Lin Jianzeng, Lyu Pengcheng, Guo Lei, Xie Wen, Yin Peng, Zhou Yuchao and Wang Weish..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China National Petroleum and CNPC Chuanqing Drilling Engineering have submitted a patent application for Non-pulling-out Plugging Measurement Integrated Construction Method for Long Open Hole Malignant Leakage Well. This invention was developed by Sun Huan, Zhu Mingming, He Huifeng, Ni Huafeng, Li Runmiao, Che..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Hebei Vocational and Technical Univ Of Petroleum has submitted a patent application for Shale Gas Layer Efficient Sealing and Protecting Device. Guo Hong and Liu Shi'en developed the invention.
The patent application number is CN202511864655 20251211. The patent publication number is CN121429320 (A). Intern..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Daqing Tiandezhong Petroleum Sci & Tech Co Ltd patent application for Environment-friendly Water Injection Wellhead Device. This invention was developed by Wang Xiaoting, Jiang Antai, Zhou Hongji and Zhang Hu.
The patent application number is CN202511..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has submitted a patent application for Self-absorption Jet Flow Shaft Unblocking Tool Based on Venturi Effect. This invention was developed by Wang Sicheng, Yin Qiang, Liu Hui, Li Guo, Li Yufei and Yang Sheng.
The patent application number is CN20241124433 20240729. The patent publication number is..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received China National Petroleum and CNPC Xibu Drilling Eng Co Ltd patent application for Double-layer Sleeve Hydraulic Crushing Windowing Tool and Windowing Method. Zhang Wenyuan, Yi Ming, Chen Kunlin, Li Yongyong, Qiao Dongyu, Wang Xuecheng and Liu Ling develo..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published China National Petroleum and CNPC Engineering Tech R & D Co Ltd patent application for Bypass Valve Assembly and Bypass Valve Device. The invention was developed by Hu Zhijian, Chen Langyi, Qi Haotian, Han Fei, Qiao Han, Shao Qiang, Wang Aiguo, Cheng Ji..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Puyang Zhongyuan Restar Petroleum Equipment patent application for Novel Vacuum Degassing Device. This invention was developed by Chen Jinrui, Meng Xianhong, Zou Shibin, Liu Yanliang, Zhang Quanjin, Liu Xingzhen and Ren Anji.
The patent application nu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has submitted a patent application for Telescopic Casing Centralizer and Centralizing Method. This invention was developed by Deng Youchao, Zeng Bo, Song Yi, Shen Cheng, Yao Zhiguang and Wang Yiting.
The patent application number is CN20241128251 20240730. The patent publication number is CN1214292..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China National Petroleum and CNPC Chuanqing Drilling Engineering have filed a patent application for Coiled Tubing Bottom Seal Dragging Pressure Test Leakage Finding Packer and Using Method Thereof. This invention was developed by Zhang Xiwen, Zhang Daopeng, Zhang Yichao, Xie Ming, Pan Yong, Li Bin, Wang Juan,..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China National Petroleum and CNPC Engineering Tech R & D Co Ltd have sought patent for Underground Cable Connector and Cable Drill Rod. This invention was developed by Wang Aiguo, Zhang Quanli, Xu Binggui, Han Fei, Hu Zhijian, Cheng Jin, Qiao Han, Chen Langyi, Liu Zhitong and Wang Hongwei.
The patent applic..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Panjin Liaohe Oilfield Tianyi Petroleum Equipment Company Ltd has submitted a patent application for Quick Disassembly and Assembly Folding Guide Rail for Top Drive. This invention was developed by Yan Yuzheng, Zhang Kun, Zhang Peiqiang, Zhu Xing, Gu Haining, Gao Zhaoyan, Xu Chao, Song Taichuan, Guo Qiang, Liu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Shenzhen Jingming Petroleum Equipment Dev Co Ltd has submitted a patent application for Quick Connection Method, System and Device for Submarine Oil and Gas Pipelines. Shi Jingkai, Wang Ling, Zhang Zhenshen, Wang Faming, Wu Yuandong, Liu Kexin, Wang Rong and Lyu Shuting developed the invention.
The patent a..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China National Petroleum and CNPC Engineering Tech R & D Co Ltd have filed a patent application for Oil Cylinder of Brake Equipment, Disc Brake Equipment and Self-moving Device. This invention was developed by Chen Langyi, Wang Aiguo, Han Fei, Hu Zhijian, Cheng Jin, Chen Xiangling, Shao Qiang, Wei Dawei, Qiao ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Jiangsu University has applied Chinese patent for Blade Top Structure of Oil-gas Multiphase Pump with Asymmetric Trapezoidal Grooves. Xu Bin, Sun-ji Jia-young, Guo Yuhang, Zhang Desheng, Geng Linlin and Shen Xi developed it.
The patent application number is CN202511694483 20251118. The patent publication nu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Dongying Gaoyuan Haitai Machinery Mfg Co Ltd has submitted a patent application for Anti-corrosion and Anti-gas Oil Well Pump for Oil Extraction. Zhang Ping, Song Qiang, Wang Qinghua, Xin Peng and Yu Jie developed the invention.
The patent application number is CN202511989777 20251226. The patent publicatio..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Xi'an Bomay Electric Industry, China National Petroleum and Baoji Oilfield Machinery have filed a patent application for Offshore Wind Power Unified Variable Pitch Control Method Based on Neural Network Second-order Sliding Mode Controller. This invention was developed by Zhang Zhiwei, Ma Lijing, Wang Junge, Z..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Hengli Engine Dalian Co Ltd has applied Chinese patent for Marine Liquefied Petroleum Gas Fuel Supply System. Shi Dongbin, Zhao Yong, Li Jiewei and Dong Sipeng developed it.
The patent application number is CN20251238295 20251231. The patent publication number is CN121429536 (A). International Patent Classi..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published PetroChina patent application for Method and System for Determining Well Closing Time of Shale Oil Horizontal Well. The invention was developed by Ren Yilin, Fan Jianming, Li Zhen, Lim Kwang-young, Zhang Chao, Xue Ting, Zhang Yuanli, Chang Rui, Yang Yon..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published PetroChina and China Petroleum Logging Co Ltd patent application for Oil Well Reservoir Fluid Property Identification Method and System, Storage Medium and Electronic Equipment. The invention was developed by Wang Xi, Yang Ye, Shi Limei, Xing Jingyu, Yu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Graphitization Degree Evaluation Method and System Based on Raw Oil Material. This invention was developed by Quan Chenchao, Feng Ziqi, Zou Huayao, Yang Mingxiang, Wang Haohao, Xu Qilu, Fan..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has applied Chinese patent for Anti-interference Electricity Performance Test Circuit and Method, Anti-interference Electricity Control Method and Related Product. Sun Qingnan, Hu Xianmin, Chi Enyan, Wang Jingjun, Feng Dazhi, Zhou Changsuo and Ma Ji developed it.
The patent application number is CN..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- China Petroleum & Chemical has submitted a patent application for Big Data Analysis Processing Method and System for Data Governance. This invention was developed by Yang Chao, Wang Jinjuan, Chen Daqiang, Sheng Wei, Wu Zheng and Sheng Zhaoyuan.
The patent application number is CN202511411436 20250929. The pat..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- PetroChina has sought patent for Gas Well Productivity Prediction Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Zhu Yingjie, Fang Jin, Yang Jianghai, Yang Bing, Zhang Yanling and Chen Yi.
The patent application number is CN20241123600 20240729. The patent publicat..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published China National Petroleum, China Nat Petroleum Corporation Engineering Co Ltd, China Huanqiu Contracting & Engineering and CNPC East China Design Institute Co Ltd patent application for Beam Column Combined Frame and Joint Connecting Method. The inventio..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- PetroChina has submitted a patent application for Gas Storage Injection and Production Well Completion Pipe String Transverse Vibration Analysis Method and Device. This invention was developed by Li Zheng, Wang Han, Tang Geng, Yang Jian, Lu Linfeng and Zeng Song.
The patent application number is CN20241137800..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- PetroChina has submitted a patent application for Shaft Leakage Pressure Prediction Method and System Based on Transient Fluctuation Theory and Neural Network Algorithm. Zhu Ruibin, Liu Penglin, Xiong Lasheng, Guo Xiao, Ma Chao, Miao Shengdong, Ru Dajun, Tang Hongbin, Wang Xiuying and Sun Tao developed the inv..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Ningbo Yongxin Oriental Electric Co Ltd patent application for Gas Tank Control Method and System, Terminal and Storage Medium. The invention was developed by Yuan Jinjun, Zhu Haitao, Wen Wu and Zhang Mingxing.
The patent application number is CN2025..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Stratum Analysis Method Based on Tectonic Geomorphic Dynamics and Stratum Forward Modeling. Tsuneyoshi, Liu Keyu and Liu Jianliang developed the invention.
The patent application number is..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- China University of Petroleum, East China has filed a patent application for Underwater High-frequency Multifunctional Focusing Lens Based on Reflective Metasurface. This invention was developed by Zhang Zongbo, Li Xiang, Wang Kai and Chen Yiming.
The patent application number is CN202511816254 20251204. The ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Wuxi Quid Lubricating Oil Co Ltd patent application for Lubricating Oil with Oxidation Resistance and Wear Resistance and Preparation Method Thereof. The invention was developed by Ji Guangliang and Hu Rentai.
The patent application number is CN20251..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has received CNOOC Tianjin Chemical Res & Design Institute Co Ltd patent application for Membrane Absorption Device and Method for Removing H2S in Natural Gas to Liquefiable Standard. Duan Cuijia, Yuan Biao, Chen Zan, Li Cheng, Wu Wei, Zhang Shuyou, Wang Jiatong, Che..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Ningbo Fareasttech Catalyst Eng Co Ltd patent application for Mdea Compound System for Decarburization and Synergistic Interaction Method. The invention was developed by Wang Yiran, Peng Baoxiang, He Xiangjun, Li Yujuan, Tan Xiaojing and Xiang Bin.
T..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released Sichuan Honghuan Intelligent Equipment Co Ltd patent application for Packed Tower for Desulfurization and Decarbonization of Natural Gas. This invention was developed by Yong Jurong, Xiong Wei, Liu Chenglong, Cui Wenqing, Kong Zeyi, Zhang Manqi, Qin Lihu..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Hefei Debo Bioenergy Science & Tech Co Ltd has applied Chinese patent for Biomass Gasified Gas Non-catalytic Cracking Device and Method. Zhang Shoujun, Lu Wanbao, Zhao Chengwu and Hu Peng developed it.
The patent application number is CN202511906063 20251217. The patent publication number is CN121427574 (A)..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- PetroChina has filed a patent application for Ethylene Cracking Treatment Method, System, Device and Equipment and Storage Medium. This invention was developed by Wan Shubao, Li Zhenye, Ji Yonggang, Son Eun-ho, Dai Yueli, Mao Xinxin, Sun Shukun, Zhang Yongjun and Wang Yulong.
The patent application number is ..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released China National Petroleum patent application for Method for Directly Preparing Hydrocarbon Products Through Carbon Dioxide Hydrogenation. This invention was developed by Ma Lili, Zhang Zhixiang, Yuan Huimin, Liu Jian, Zhang Zhongtao, Li Yulong, Shang Chen..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- CNPC Bohai Drilling Engineering and China National Petroleum have filed a patent application for Bio-based Oil-displacing Agent for Improving Recovery Efficiency and Preparation Method of Bio-based Oil-displacing Agent. This invention was developed by Pan Huiyu, Tang Xiaoming, Chang Qing, Cai Jingchao, Yang Ch..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Shaanxi Shangnan Dongzheng Chemical has applied Chinese patent for Environment-friendly Corrosion Inhibitor for Oil Field and Preparation Method Thereof. Yu Ling, Song Duannan, Yang Yufeng, Zhang Hua and Li Tianchen developed it.
The patent application number is CN20251237495 20251231. The patent publicatio..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Jiangsu Ocean University has sought patent for Low-loss Oil Field Blocking Remover and Use Method Thereof. This invention was developed by Wang Ziheng and Yan Zhihu.
The patent application number is CN202511533176 20251024. The patent publication number is CN121427512 (A). International Patent Classificatio..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- Karamay Xinkeao Petroleum Tech Co Ltd has sought patent for High-temperature-resistant Salt-resistant Viscosity Reducer and Preparation Method Thereof. This invention was developed by Li Fang, Wang Cuiping, Li Yan, Yang Jian and Li Jinghao.
The patent application number is CN202511524085 20251023. The paten..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, East China has filed a patent application for Wind Generating Set Power Optimization Method, System, Equipment and Medium. This invention was developed by Shi Rengang, Xin Rui, Gao Wenwen, Guan Xiaobei, Miao Xiaoduo, Zhao Huanyu, Long Xi, Zhang Xiaohan, Ge Ju, Zhang Junsan and Sh..
Oil & Gas
| Wed 27 May 2026
Taipei, May 28 -- Entegris has submitted a patent application for Surface Modified Substrates and Related Methods. This invention was developed by Waldfried Carlo, Maharjan Surendra and Longo Stephen.
The patent application number is TW20240127724 20240726. The patent publication number is TW202513885 (A). International Patent ..
Oil & Gas
| Wed 27 May 2026
Taipei, May 28 -- Taiwan Patent Office has released Entegris patent application for Forming Films with Improved Step Coverage. This invention was developed by Hendrix Bryan C, Henderson Lucas B, Condo Eric and Chen Philip S H.
The patent application number is TW20240132592 20240829. The patent publication number is TW202513850 ..
Oil & Gas
| Wed 27 May 2026
Taipei, May 28 -- Entegris has submitted a patent application for Ion Implantation Method and Related Systems. This invention was developed by Lawrence Kaitlin J.
The patent application number is TW20240129214 20240805. The patent publication number is TW202513838 (A). International Patent Classification codes are C23C14/48, H0..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- Chongqing University of Science and Technology has sought patent for Evaluation Method for Deep-source Co2 Tracer Mineral Formation Process. This invention was developed by Cao Zheng, Zhang Wenyang, Li Zhijun, Zhang Lei, Tan Xianfeng, Li Xiaogang, Zhu Shijie, Xiang Zuping, Liu Ruhao, Zhang Xuejuan and Wei Qinl..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- Shanghai Institute of Organic Chemistry, CAS has submitted a patent application for Energetic Material Gas-solid Two-phase Formation Enthalpy Prediction Model Training Method, Prediction Method and System, Equipment and Storage Medium. This invention was developed by Xue Xiaosong, Huang Huaihai and Li Yao.
..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has published Hainan University patent application for Preparation Method and Application of Sludge Derived Catalyst Applied to High-efficiency Electro-catalysis Carbon Dioxide Reduction. The invention was developed by Liao Jianjun, Wu Yitong, Zhang Zhen and Zhang Li..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- China University of Petroleum, East China has submitted a patent application for Ecological Product Value Accounting Method Based on Remote Sensing Data and Energy Value Theory. Guan Qingchun, Li Hui and Fan Yanguo developed the invention.
The patent application number is CN202511297594 20250911. The patent p..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- Southwest Petroleum University has sought patent for Cracked Shale Formation Collapse Pressure Prediction Method. This invention was developed by Fan Xiangyu, Sawamoto, Zhang Qiangui, Zhao Pengfei, Chen Yufei, Wang Xian, Xu Jia, Chen Siyu and Chen Le.
The patent application number is CN20251222855 20251230...
Oil & Gas
| Wed 27 May 2026
Taipei, May 28 -- Taiwan Patent Office has received IFP Energies nouvelles patent application for Catalytic Reforming Process with Upgrading of Non-aromatic Exit Streams. Dehlinger Marie, Bertino-ghera Celine and Claire Faustine developed the invention.
The patent application number is TW20240112689 20240403. The patent publi..
Oil & Gas
| Wed 27 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released PetroChina patent application for Oil and Gas Production Real-time Early Warning Method and System Based on State Analysis and Related Device. This invention was developed by Wu Bin, Li Guorong, Zhang Yashun, Zhao Chunxue, Han Guang, Wei Zunchao, Men Hu,..
Oil & Gas
| Wed 27 May 2026
Taipei, May 28 -- Taiwan Patent Office has received Via Mechanics patent application for Laser Processing Method and Laser Processing Device Characterized by Only Adopting the Laser Processing Step Using a Carbon Dioxide Laser to Form a Through Hole Located in a Low Dielectric Tangent Ceramic Substrate Without Melted Residues. M..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 --China National Petroleum and CNPC Engineering Mat R & D Company Limited have applied Chinese patent for Fluororubber Sealing Device and Preparation Method Thereof. Xu Hui, Chen Zhixin, Zhang Xiang, Bai Xiaoliang, Cai Ke and Zhang Le developed it.
The patent application number is CN20241133525 20240730. The p..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released PetroChina patent application for Propylene-based Resin Composition for High-voltage Insulation, Method for Preparing Same, and Cable Insulation Material Comprising Same. This invention was developed by Du Bin, Zhu Wenqin, Chen Shangtao, Qin Yawei, Hu Qi..
Oil & Gas
| Wed 27 May 2026
Taipei, May 28 -- Ecodesign Inc has filed a patent application for Ozone-containing Gas-liquid Two-phase Flow Generation Device, Ozone-containing Solution Production Device, Ozone-containing Gas Production Device, Ozone-containing Gas-liquid Two-phase Flow Generation Method, Ozone-containing Solution Production Method, and Ozone..
Oil & Gas
| Thu 28 May 2026
Beijing, May 28 -- State Intellectual Property Office of China has released PetroChina patent application for Polyolefin Self-repairing Composition and Preparation Method Thereof. This invention was developed by Zhang Yingjie, Chen Shangtao, Hu Qing, Shi Xingbo, Cai Yudong, Li Shuanhong, Hu Hongfan and Qin Yawei.
The patent app..
Oil & Gas
| Wed 27 May 2026
Beijing, May 27 -- China Petroleum & Chemical and Sinopec Res Inst Petroleum have applied Chinese patent for Treatment Method of Waste Hydrogenation Catalyst, Hydrogenation Catalyst and Application of Hydrogenation Catalyst. Wang Zhen, Yang Qinghe, Hu Dawei, Dai Qiaoling, Hu Anpeng and Ren Liang developed it.
The patent appli..
Oil & Gas
| Wed 27 May 2026
Beijing, May 27 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Chemical Agent for Resisting Condensate Oil Emulsion as Well as Preparation Method and Application of Chemical Agent. Hu Jiayu, Wu Ling, Xu Xin, Ren Jiwen, Zhao Maoru, Yang Chenxi, Wang Di, Li Feng and Wei Ping d..
Oil & Gas
| Wed 27 May 2026
Beijing, May 27 -- China Petroleum & Chemical and SINOPEC Hunan Petrochemical have applied Chinese patent for Crystalline Phenol-biphenylene Type Resin and Preparation Method Thereof. Ren Liubo, Li Junlong, Xia Xinnian, Zhang Yonggui, Xiao Yale and Wei Guoqing developed it.
The patent application number is CN20241129254 20240..
Oil & Gas
| Tue 26 May 2026
Beijing, May 27 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have sought patent for Co-based C3h8-scr Denitration Catalyst and Preparation Method and Application Thereof. This invention was developed by An Sufeng, Wang Xuehai, Wang Peng, Wang Kuanling and Li Baozhong.
The patent ..
Oil & Gas
| Tue 26 May 2026
Beijing, May 27 -- PetroChina; Petrochina Coalbed Methane Co Ltd and China United Coalbed Methane National Engineering Res Center Co Ltd have submitted a patent application for Salt-resistant Thickening Agent and Fracturing Fluid. This invention was developed by Xu Dong, Zhu Weiping, Wu Jianjun, Li Bing, Meng Lingpeng, Zhan Shun..
Oil & Gas
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Res Inst Petroleum patent application for Treatment Method of Waste Hydrogenation Catalyst, Hydrogenation Catalyst and Application of Hydrogenation Catalyst. This invention was developed by Wang Zhen, Pu Ning, Huo J..
Oil & Gas
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Res Inst Petroleum patent application for Treatment Method of Waste Hydrogenation Catalyst, Hydrogenation Catalyst and Application of Hydrogenation Catalyst. The invention was developed by Yang Qinghe, Wang Zhen, H..
Oil & Gas
| Wed 27 May 2026
Beijing, May 27 -- State Intellectual Property Office of China has released China Petroleum & Chemical and SINOPEC Hunan Petrochemical patent application for Preparation Method of Efficient Micro-interface Reinforced Liquid Epoxy Resin. This invention was developed by Pan Weizhang, Zhang Na, Zhu Huijun, Ren Liubo, Chen Xing and ..
Oil & Gas
| Tue 26 May 2026
Beijing, May 27 -- CRRC Shandong has filed a patent application for Railway Tank Car with Heat Preservation and Insulation Functions for Transporting Liquid Carbon Dioxide. This invention was developed by Meng Ce, Liu Wei, Duan Yuanyong, Bai Yunji, Wei Mingqiang, Yu Tian and Dong Yiduo.
The patent application number is CN2025..
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